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发明名称
METHOD AND DEVICE FOR SWITCHING POWER SUPPLY BRANCH OF SUBMARINE CABLE TRANSMISSION PATH
摘要
申请公布号
JPH01220531(A)
申请公布日期
1989.09.04
申请号
JP19880044111
申请日期
1988.02.29
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
ONISHI MASATOSHI;KITAZAWA IWAO;KAWADA OSAMU
分类号
G02B6/24;H04B3/44
主分类号
G02B6/24
代理机构
代理人
主权项
地址
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